<template>
 <div class="app-container">
   <!-- Header -->
   <mt-header fixed title="吴磊做的vue项目">
		<span slot="left" @click="goBack" v-show="flag">
			<mt-button icon="back">返回</mt-button>
		</span>
	</mt-header>

   <!-- router-view给组件留坑 -->
   <transition>
   		<router-view></router-view>
   </transition>
   


   <!-- Tabber -->
    <nav class="mui-bar mui-bar-tab">
			<router-link class="mui-tab-item-llb" to="/home">
				<span class="mui-icon mui-icon-home"></span>
				<span class="mui-tab-label">首页</span>
			</router-link>
			<router-link class="mui-tab-item-llb" to="/member">
				<span class="mui-icon mui-icon-contact"></span>
				<span class="mui-tab-label">会员</span>
			</router-link>
			<router-link class="mui-tab-item-llb" to="/shopcar">
				<span class="mui-icon mui-icon-extra mui-icon-extra-cart">
					<span class="mui-badge" id="badge">{{ $store.getters.getAllCount }}</span>
				</span>
				<span class="mui-tab-label">购物车</span>
			</router-link>
			<router-link class="mui-tab-item-llb" to="search">
				<span class="mui-icon mui-icon-search"></span>
				<span class="mui-tab-label">搜索</span>
			</router-link>
		</nav>
 </div>
</template>

<script>
export default {
	data() {
		return {
			flag:false
		}
	},
	created(){
		this.flag = this.$route.path === '/home' ? false : true;
	},
	methods:{
		goBack(){
			this.$router.go(-1);
		}
	},
	watch:{//监听路径
		'$route.path':function(newVal){
			if(newVal === "/home"){
				this.flag=false
			}else{
				this.flag=true
			}
		}
	}
}
</script>

<style lang='scss' scoped>
.mint-header{
	z-index: 99;
}

.app-container{
  padding-top: 40px;
  padding-bottom: 50px;
  overflow-x: hidden;
}

.v-enter{
	opacity: 0;
	transform: translateX(100%);
}

.v-leave-to{
	opacity: 0;
	transform: translateX(-100%);
	position: absolute;
}

.v-enter-active,
.v-leave-active{
	transition: all 0.5s ease;
}

//改类名，解决tabbar无法切换的问题
.mui-bar-tab .mui-tab-item-llb.mui-active{
	color: #007aff;
}

.mui-bar-tab .mui-tab-item-llb{
	display: table-cell;
	overflow: hidden;
	width: 1%;
	height: 50px;
	text-align: center;
	vertical-align: middle;
	white-space: nowrap;
	text-overflow: ellipsis;
	color: #929292;
}

.mui-bar-tab .mui-tab-item-llb .mui-icon{
	top: 3px;
	width: 24px;
	height: 24px;
	padding-top: 0;
	padding-bottom: 0;
}

.mui-bar-tab .mui-tab-item-llb .mui-icon~.mui-tab-label{
	font-size: 11px;
	display: block;
	overflow: hidden;
	text-overflow: ellipsis;
}
</style>